(Z,*) is a group with a*b = a+b+1 ∀ a,b ∈ Z. The inverse of a is
| A. | 0 |
| B. | -2 |
| C. | a-2 |
| D. | -a-2 |
Answer : D Explanation : |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
